<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>错误页</title>
    <link rel="stylesheet" href="./default.css">
    <style>
        h1{
            position: fixed;
            top: 30px;
        }
    </style>
</head>
<body> 
    <h1>404 NOT FOUND</h1>
</body>
</html>